Celery 
## 1. Water
* About **94–96% of celery is water**.
* This is why celery is very low in calories and often used in diets.
## 2. Carbohydrates
Small amount (about **3 g per 100 g**), mainly:
* Natural sugars
* Dietary fiber
## 3. Dietary Fiber
Celery contains **insoluble fiber**, which helps:
* digestion
* bowel movement
* gut health
## 4. Vitamins
Important vitamins present include:
* **Vitamin K** (most abundant)
* **Vitamin C**
* **Vitamin A** (from beta-carotene)
* **Folate (Vitamin B9)**
* small amounts of **B vitamins**
## 5. Minerals
Key minerals include:
* **Potassium**
* **Calcium**
* **Magnesium**
* **Sodium** (celery naturally contains some sodium)
## 6. Phytochemicals (Plant Compounds)
These provide antioxidant and anti-inflammatory properties:
* **Flavonoids** (apigenin, luteolin)
* **Phenolic acids**
* **Coumarins**
* **Phthalides** (give celery its characteristic smell)
## 7. Essential Oils
Found mainly in celery seeds and small amounts in the stalks:
* limonene
* selinene
* sedanolide
These contribute to celery’s **aroma and medicinal properties**.
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✅ **Summary (major constituents)**
| Component | Approximate presence |
| -------------- | ----------------------------- |
| Water | ~95% |
| Carbohydrates | ~3% |
| Fiber | small amount |
| Vitamins | K, C, A, folate |
| Minerals | potassium, calcium, magnesium |
| Phytochemicals | flavonoids, phenolics |
| Essential oils | aromatic compounds |
